Class: Reight::SoundEditor::Eraser

Inherits:
Tool show all
Defined in:
lib/reight/app/sound/eraser.rb

Instance Attribute Summary

Attributes inherited from Tool

#app

Attributes inherited from Button

#icon, #label, #name

Instance Method Summary collapse

Methods inherited from Tool

#canvas, #canvas_clicked, #canvas_moved, #history, #name, #pick_tone

Methods inherited from Button

#click, #disabled?, #disabled_icon, #draw, #enabled?, #hover, #pressed, #pressing?, #released, #sprite

Methods included from HasHelp

#help, #name, #set_help

Methods included from Hookable

#hook

Methods included from Activatable

#activated, #activated!, #active=, #active?

Constructor Details

#initialize(app, &block) ⇒ Eraser

Returns a new instance of Eraser.



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# File 'lib/reight/app/sound/eraser.rb', line 3

def initialize(app, &block)
  super app, icon: app.icon(3, 2, 8), &block
  set_help left: name
end

Instance Method Details

#canvas_dragged(x, y, button) ⇒ Object 



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# File 'lib/reight/app/sound/eraser.rb', line 23

def canvas_dragged(x, y, button)
  return unless button == LEFT
  erase x, y, button
end

#canvas_pressed(x, y, button) ⇒ Object 



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# File 'lib/reight/app/sound/eraser.rb', line 12

def canvas_pressed(x, y, button)
  return unless button == LEFT
  canvas.begin_editing
  erase x, y, button
end

#canvas_released(x, y, button) ⇒ Object 



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# File 'lib/reight/app/sound/eraser.rb', line 18

def canvas_released(x, y, button)
  return unless button == LEFT
  canvas.end_editing
end

#erase(x, y, button) ⇒ Object 



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# File 'lib/reight/app/sound/eraser.rb', line 8

def erase(x, y, button)
  canvas.delete x, y
end